Home / 48,783.66-73,157.13-19,185.32

Finding the Fourth Proportional to 48,783.66, 73,157.13 and 19,185.32

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Solution

The fourth proportional to 48,783.66, 73,157.13 and 19,185.32 is: 28,770.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,783.66 : 73,157.13 = 19,185.32 : x
  2. Step 2: Convert to fraction form
    48,783.66/73,157.13 = 19,185.32/x
  3. Step 3: Cross multiply
    48,783.66x = 73,157.13 × 19,185.32
  4. Step 4: Simplify right side
    48,783.66x = 1,403,542,583.55
  5. Step 5: Solve for x
    x = 1,403,542,583.55/48,783.66
  6. Step 6: Final answer
    x = 28,770.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.